diff options
Diffstat (limited to 'drivers/mtd/nand/h1910.c')
| -rw-r--r-- | drivers/mtd/nand/h1910.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/drivers/mtd/nand/h1910.c b/drivers/mtd/nand/h1910.c index 3825a7a0900..041e4b3358f 100644 --- a/drivers/mtd/nand/h1910.c +++ b/drivers/mtd/nand/h1910.c @@ -7,7 +7,7 @@ * Copyright (C) 2002 Marius Gröger (mag@sysgo.de) * Copyright (c) 2001 Thomas Gleixner (gleixner@autronix.de) * - * $Id: h1910.c,v 1.5 2004/11/04 12:53:10 gleixner Exp $ + * $Id: h1910.c,v 1.6 2005/11/07 11:14:30 gleixner Exp $ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -54,24 +54,24 @@ static struct mtd_partition partition_info[] = { #endif -/* +/* * hardware specific access to control-lines */ -static void h1910_hwcontrol(struct mtd_info *mtd, int cmd) +static void h1910_hwcontrol(struct mtd_info *mtd, int cmd) { struct nand_chip* this = (struct nand_chip *) (mtd->priv); - + switch(cmd) { - - case NAND_CTL_SETCLE: + + case NAND_CTL_SETCLE: this->IO_ADDR_R |= (1 << 2); this->IO_ADDR_W |= (1 << 2); break; - case NAND_CTL_CLRCLE: + case NAND_CTL_CLRCLE: this->IO_ADDR_R &= ~(1 << 2); this->IO_ADDR_W &= ~(1 << 2); break; - + case NAND_CTL_SETALE: this->IO_ADDR_R |= (1 << 3); this->IO_ADDR_W |= (1 << 3); @@ -80,7 +80,7 @@ static void h1910_hwcontrol(struct mtd_info *mtd, int cmd) this->IO_ADDR_R &= ~(1 << 3); this->IO_ADDR_W &= ~(1 << 3); break; - + case NAND_CTL_SETNCE: break; case NAND_CTL_CLRNCE: @@ -108,18 +108,18 @@ static int __init h1910_init (void) int mtd_parts_nb = 0; struct mtd_partition *mtd_parts = 0; void __iomem *nandaddr; - + if (!machine_is_h1900()) return -ENODEV; - + nandaddr = __ioremap(0x08000000, 0x1000, 0, 1); if (!nandaddr) { printk("Failed to ioremap nand flash.\n"); return -ENOMEM; } - + /* Allocate memory for MTD device structure and private data */ - h1910_nand_mtd = kmalloc(sizeof(struct mtd_info) + + h1910_nand_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL); if (!h1910_nand_mtd) { @@ -127,22 +127,22 @@ static int __init h1910_init (void) iounmap ((void *) nandaddr); return -ENOMEM; } - + /* Get pointer to private data */ this = (struct nand_chip *) (&h1910_nand_mtd[1]); - + /* Initialize structures */ memset((char *) h1910_nand_mtd, 0, sizeof(struct mtd_info)); memset((char *) this, 0, sizeof(struct nand_chip)); - + /* Link the private data with the MTD structure */ h1910_nand_mtd->priv = this; - + /* * Enable VPEN */ GPSR(37) = GPIO_bit(37); - + /* insert callbacks */ this->IO_ADDR_R = nandaddr; this->IO_ADDR_W = nandaddr; @@ -152,7 +152,7 @@ static int __init h1910_init (void) this->chip_delay = 50; this->eccmode = NAND_ECC_SOFT; this->options = NAND_NO_AUTOINCR; - + /* Scan to find existence of the device */ if (nand_scan (h1910_nand_mtd, 1)) { printk(KERN_NOTICE "No NAND device - returning -ENXIO\n"); @@ -160,9 +160,9 @@ static int __init h1910_init (void) iounmap ((void *) nandaddr); return -ENXIO; } - + #ifdef CONFIG_MTD_CMDLINE_PARTS - mtd_parts_nb = parse_cmdline_partitions(h1910_nand_mtd, &mtd_parts, + mtd_parts_nb = parse_cmdline_partitions(h1910_nand_mtd, &mtd_parts, "h1910-nand"); if (mtd_parts_nb > 0) part_type = "command line"; @@ -175,11 +175,11 @@ static int __init h1910_init (void) mtd_parts_nb = NUM_PARTITIONS; part_type = "static"; } - + /* Register the partitions */ printk(KERN_NOTICE "Using %s partition definition\n", part_type); add_mtd_partitions(h1910_nand_mtd, mtd_parts, mtd_parts_nb); - + /* Return happy */ return 0; } @@ -191,7 +191,7 @@ module_init(h1910_init); static void __exit h1910_cleanup (void) { struct nand_chip *this = (struct nand_chip *) &h1910_nand_mtd[1]; - + /* Release resources, unregister device */ nand_release (h1910_nand_mtd); |